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AP EAMCET201724 Apr 2017Morning ShiftPhysicsRay OpticsActual

The distance between an object and its real image formed by a lens is ' D '. If the magnification is ' m ', the focal length of the lens is

Options

  1. A( m-1 m ) D
  2. Bm D m+1
  3. C(m-1) D m^2
  4. Dm D (m+1)^2

Correct answer

D. m D (m+1)^2

Step-by-step solution

No solution. Refer to answer key.

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